Finding the Fourth Proportional to 181,331.07, 272,042.74 and 106,514.48
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Solution
The fourth proportional to 181,331.07, 272,042.74 and 106,514.48 is: 159,798.82
Step by Step Solution
- Step 1: Write the proportion equation
181,331.07 : 272,042.74 = 106,514.48 : x - Step 2: Convert to fraction form
181,331.07/272,042.74 = 106,514.48/x - Step 3: Cross multiply
181,331.07x = 272,042.74 × 106,514.48 - Step 4: Simplify right side
181,331.07x = 28,976,491,402.70 - Step 5: Solve for x
x = 28,976,491,402.70/181,331.07 - Step 6: Final answer
x = 159,798.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.